FMEA disruption occurrence degree ranking
| Chance | Description | Probability | Median rating |
|---|---|---|---|
| Very high | Disruption is almost inevitable | 1 in 2 1 in 3 | 10–9 |
| High | Process is “similar” to previous processes with a high rate of disruption | 1 in 8 1 in 20 | 8–7 |
| Moderate | Process is “similar” to previous processes which have occasional disruption | 1 in 80 1 in 400 1 in 2,000 | 6–5 – 4 |
| Low | Process is “similar” to previous processes with isolated disruption | 1 in 15,000 | 3 |
| Very low | Process is “similar” to previous processes with very isolated disruption | 1 in 150,000 | 2 |
| Remote | Process is “similar” to previous processes with no known disruption | 1 in 1,500,000 | 1 |
| Chance | Description | Probability | Median rating |
|---|---|---|---|
| Very high | Disruption is almost inevitable | 1 in 2 | 10–9 |
| High | Process is “similar” to previous processes with a high rate of disruption | 1 in 8 | 8–7 |
| Moderate | Process is “similar” to previous processes which have occasional disruption | 1 in 80 | 6–5 – 4 |
| Low | Process is “similar” to previous processes with isolated disruption | 1 in 15,000 | 3 |
| Very low | Process is “similar” to previous processes with very isolated disruption | 1 in 150,000 | 2 |
| Remote | Process is “similar” to previous processes with no known disruption | 1 in 1,500,000 | 1 |
Source(s): Adapted from Curkovic et al. (2015)
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